Quote Originally Posted by AmiableApkallu View Post
The moment you add any sort of multi-button DPS rotation to a GCD-based healer like WHM, someone's going to point out that those GCD heals are a DPS loss (à la the old lilies) or find a way to turn GCDs spent over-healing into a DPS gain (because of how damage is "refunded"). It's a balancing act the current WHM avoids because of Glare-Glare-Glare-….

The story could play out differently if healers received DPS credit for healing and mitigating [1] [2], but that's non-trivial to work out.
What point are you trying to make? It's currently a DPS loss to GCD heal as well, you just suck it up and do it when you (almost never) have to.